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Free Java Reporting Library
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2019 TIBCO Software Inc. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* JasperReports is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with JasperReports. If not, see .
*/
package net.sf.jasperreports.engine.fill;
import net.sf.jasperreports.engine.JRPrintPage;
/**
*
*/
public class SimpleElementRange implements ElementRange
{
private final JRPrintPage page;
private final int columnIndex;
private final int topY;
private int bottomY;
private final int firstElementIndex;
private int lastElementIndex;
public SimpleElementRange(
JRPrintPage page,
int columnIndex,
int topY
)
{
this.page = page;
this.columnIndex = columnIndex;
this.firstElementIndex = page.getElements().size(); // this points to the next element added to the page, if any
this.lastElementIndex = firstElementIndex - 1; // if endElementIndex does not change, it means there is no content to move
this.topY = topY;
this.bottomY = topY;
}
@Override
public JRPrintPage getPage()
{
return page;
}
@Override
public int getColumnIndex()
{
return columnIndex;
}
@Override
public int getTopY()
{
return topY;
}
@Override
public int getBottomY()
{
return bottomY;
}
@Override
public int getFirstElementIndex()
{
return firstElementIndex;
}
@Override
public int getLastElementIndex()
{
return lastElementIndex;
}
@Override
public void expand(int bottomY)
{
this.bottomY = bottomY;
this.lastElementIndex = page.getElements().size() - 1;
}
}